252154666451252 has 6 divisors (see below), whose sum is σ = 441270666289698. Its totient is φ = 126077333225624.

The previous prime is 252154666451213. The next prime is 252154666451291.

252154666451252 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (252154666451213) and next prime (252154666451291).

It can be written as a sum of positive squares in only one way, i.e., 157840929202576 + 94313737248676 = 12563476^2 + 9711526^2 .

It is a super-3 number, since 3×252154666451252³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31519333306403 + ... + 31519333306410.

It is an arithmetic number, because the mean of its divisors is an integer number (73545111048283).

Almost surely, 2^{252154666451252} is an apocalyptic number.

It is an amenable number.

252154666451252 is a deficient number, since it is larger than the sum of its proper divisors (189115999838446).

252154666451252 is a wasteful number, since it uses less digits than its factorization.

252154666451252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63038666612817 (or 63038666612815 counting only the distinct ones).

The product of its digits is 34560000, while the sum is 56.

The spelling of 252154666451252 in words is "two hundred fifty-two trillion, one hundred fifty-four billion, six hundred sixty-six million, four hundred fifty-one thousand, two hundred fifty-two".